Intel XTU indicates overclocking is not available
Intel XTU indicates overclocking is not available
I am running an HP Z2 Mini G9 which supports this cpu There is no option to enable XMP in bios or to enable overclocking at all Intel XTU in Windows has pretty much every option greyed out and says overclocking not supported Voltage control is also totally locked out, so I can’t even undervolt I am wondering why HP even sells these with K series cpu support at all, I mean what’s the point? Would I have been better off getting the non K 14700?
The motherboard seems to be the issue. Even an H chipset board can handle K-suffix CPUs, but CPU support is typically an Intel feature. It's strange how HP sells overclockable CPUs in systems that restrict that capability—clearly they don't prioritize digging deeper into the problem.
You're thinking about applying it in a future project, which isn't too surprising. This board is equipped with a W680 chipset. The memory uses ECC, and the specific SSD model you mentioned supports DDR5 5600… though currently it's only at 5200. It performed well at 4800 with an older i5 12500 processor. I'm not very experienced with XMP settings or overclocking, but it seems HP might be charging extra for K SKU CPUs and is restricting performance to default BIOS values.
HP follows Intel's standards for their Pro, Elite and Z series. When you test those CPUs with genuine Intel specs, the top performer will significantly beat the others after turbo stops because the lower model runs at 125w while the higher model stays at 65w. Most hobbyist builds skip the turbo setting and keep it at full capacity, so both models end up similar. The 5200 is noted in HP's guidelines as the max supported memory rate for 32GB DIMMs.
Here’s a clearer version of your message:
Thanks for the details. However, I’m still confused about memory speeds. They show 13th generation here, but on 14th gen they claim 5600 MHz for dual rank DIMMs. I thought it would be 16 GB PC5-4800E at 4800 MHz, ranked 16 GB. But I expected the speed to rise to 5600 MHz for dual rank DIMMs starting with the 14th generation. The Z series was just updated to support 14th gen, which might explain why it’s missing from the docs.